[squid-users] Squid-deb-proxy legacy-tools_0.1_all.deb Size mismatch

[Eric Keller]

Thanks for the confirmation.

Would it be something to change the behaviour of squid-deb-proxy, matching
the master repository Package.gz file for checksum when the cache gets hit
and force re cache of the package if it's different?

Have a good day
--
Eric

On Fri, May 1, 2015, 17:46 Amos Jeffries <squid3 at treenet.co.nz> wrote:

> On 2/05/2015 3:00 a.m., Eric Keller wrote:
> > Hi everyone,
> >
> > I did encounter a strange behavior with my squid-deb-proxy server.
> > on the master Debian repository server I forced publish an already
> existing
> > Debian package having the same version 0.1 (my bad, I won't do it again)
> >
> > my squid-deb-proxy configuration looks like:
> >
> > ...
> > # refresh pattern for debs and udebs
> > refresh_pattern deb$   129600 100% 129600
> > refresh_pattern udeb$   129600 100% 129600
> > refresh_pattern tar.gz$  129600 100% 129600
> >
> > # always refresh Packages and Release files
> > refresh_pattern \/(Packages|Sources)(|\.bz2|\.gz|\.xz)$ 0 0% 0
> > refresh_pattern \/Release(|\.gpg)$ 0 0% 0
> > refresh_pattern \/InRelease$ 0 0% 0
> > ...
> >
> > as far as I understand, the Packages and Release files are always
> refreshed
> > from the master repository server, but I quite do not understand the
> > meaning of "129600 100% 129600" for Debian packages.
> >
> > I interpret that the Debian packages stay in the cache and are not
> > refreshed. So my package legacy-tools_0.1_all.deb and Release file got
> > updated on the master repository and only the Release file got updated
> > through the squid-deb-proxy but the old version mismatching the Release
> > size of the package is still available in the cache.
> >
> > does this make sense?
>
> Yes, and will remain in cache for 129600 minutes (90 days).
>
> Good example of how forcing things to cache with refresh_pattern can
> bite back badly.
>
> If you know the exact URL of the object, you can do a force-reload like so:
>  squidclient -H 'Cache-Control:no-cache\n' \
>    http://.../legacy-tools_0.1_all.deb
>
> Or, IMHO upload a new package with incremented version so any other
> proxies that have picked it up by now can get fixed quietly as well.
>
> Amos
>
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